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SubjectRe: [PATCH v5 05/22] dt-bindings: sram: sunxi: Populate valid sections compatibles
On Tue, Jul 10, 2018 at 10:47:07PM +0800, Chen-Yu Tsai wrote:
> On Tue, Jul 10, 2018 at 4:00 PM, Paul Kocialkowski
> <paul.kocialkowski@bootlin.com> wrote:
> > This adds a list of valid SRAM sections compatibles for the A13, A20,
> > A23 and H3 platforms. Per-platform compatibles are introduced for the
> > SRAM sections of these platforms, with the A10 compatibles also listed
> > as valid when applicable.
> >
> > In particular, compatibles for the C1 SRAM section are introduced.
>
> You should probably mention that this is not an exhaustive list. In
> particular, the C2 and C3 (sun5i) mappings are still missing.
>
> >
> > Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
> > ---
> > .../devicetree/bindings/sram/sunxi-sram.txt | 25 +++++++++++++++++++
> > 1 file changed, 25 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/sram/sunxi-sram.txt b/Documentation/devicetree/bindings/sram/sunxi-sram.txt
> > index 156a02ab6b54..07c53c5214a0 100644
> > --- a/Documentation/devicetree/bindings/sram/sunxi-sram.txt
> > +++ b/Documentation/devicetree/bindings/sram/sunxi-sram.txt
> > @@ -32,8 +32,33 @@ once again the representation described in the mmio-sram binding.
> >
> > The valid sections compatible for A10 are:
> > - allwinner,sun4i-a10-sram-a3-a4
> > + - allwinner,sun4i-a10-sram-c1
> > - allwinner,sun4i-a10-sram-d
> >
> > +The valid sections compatible for A13 are:
> > + - allwinner,sun5i-a13-sram-a3-a4
> > + - allwinner,sun4i-a10-sram-a3-a4
> > + - allwinner,sun5i-a13-sram-c1
> > + - allwinner,sun4i-a10-sram-c1
> > + - allwinner,sun5i-a13-sram-d
> > + - allwinner,sun4i-a10-sram-d
> > +
> > +The valid sections compatible for A20 are:
> > + - allwinner,sun7i-a20-sram-a3-a4
> > + - allwinner,sun4i-a10-sram-a3-a4
> > + - allwinner,sun7i-a20-sram-c1
> > + - allwinner,sun4i-a10-sram-c1
> > + - allwinner,sun7i-a20-sram-d
> > + - allwinner,sun4i-a10-sram-d
> > +
> > +The valid sections compatible for A23/A33 are:
> > + - allwinner,sun8i-a23-sram-c1
> > + - allwinner,sun4i-a10-sram-c1
> > +
> > +The valid sections compatible for H3 are:
> > + - allwinner,sun8i-h3-sram-c1
> > + - allwinner,sun4i-a10-sram-c1
>
> I'm not quite sure why we want to list these... I think it makes more sense
> to just have the SoC specific compatible. They are tied to the controls
> after all. Maybe Rob has a different opinion?

We had that discussion not so long ago, and the outcome was to list
the SoC specific and the fallback compatibles on the same line. I've
amended the patch to do so and applied.

(and added the mention of the C2 and C3 SRAMs as you suggested)

Maxime

--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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